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Java Fundamentals

You're reading from   Java Fundamentals A fast-paced and pragmatic introduction to one of the world's most popular programming languages

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Product type Paperback
Published in Mar 2019
Publisher
ISBN-13 9781789801736
Length 408 pages
Edition 1st Edition
Languages
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Authors (5):
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Miles Obare Miles Obare
Author Profile Icon Miles Obare
Miles Obare
Basheer Ahamed Fazal Basheer Ahamed Fazal
Author Profile Icon Basheer Ahamed Fazal
Basheer Ahamed Fazal
Rogério Theodoro de Brito Rogério Theodoro de Brito
Author Profile Icon Rogério Theodoro de Brito
Rogério Theodoro de Brito
Gazihan Alankus Gazihan Alankus
Author Profile Icon Gazihan Alankus
Gazihan Alankus
Vinicius Isola Vinicius Isola
Author Profile Icon Vinicius Isola
Vinicius Isola
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Table of Contents (12) Chapters Close

Java Fundamentals
Preface
1. Introduction to Java FREE CHAPTER 2. Variables, Data Types, and Operators 3. Control Flow 4. Object-Oriented Programming 5. OOP in Depth 6. Data Structures, Arrays, and Strings 7. The Java Collections Framework and Generics 8. Advanced Data Structures in Java 9. Exception Handling Appendix

Object-Oriented Principles


OOP is governed by four main principles, as follows. Throughout the rest of this lesson, we will delve further into each of these principles:

  • Inheritance: We will learn how we can reuse code by using hierarchies of classes and inheriting behavior from derived classes

  • Encapsulation: We will also look at how we can hide the implementation details from the outside world while providing a consistent interface to communicate with our objects through methods

  • Abstraction: We will look at how we can focus on the important details of an object and ignore the other details

  • Polymorphism: We will also have a look at how we can define abstract behaviors and let other classes provide implementations for these behaviors

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